产琼胶酶细菌Acinetobacter sp.LXK的发酵条件优化

Xingkai LIU,Dan ZHU, Xiaojuan SHI,Wei LIU,Rui GUO,Fansheng CHENG

Journal of Qingdao Agricultural University（Ziran Kexueban)（2018）

Cited 1|Views3

No score

Abstract

通过响应面法对一株产琼胶酶菌株的发酵工艺进行了优化,得到最佳发酵培养基组分为:酵母粉0.42％、琼脂粉0.37％,NaCl 3.3％,MgSO40.5％,KCl 0.1％,CaCl2 0.02％,K2HPO4 0.01％,FeSO40.002％;最佳发酵条件为:发酵温度31℃,装液量为250 mL三角瓶装100mL培养基,接种量4％,pH7.8.经验证,最优条件下的酶活力达到36.84±1.9 U/mL,较优化前酶活力增加了45.61％.

Translated text

AI Read Science

Must-Reading Tree

Example

Generate MRT to find the research sequence of this paper

Chat Paper

Summary is being generated by the instructions you defined